// Copyright 2011 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "cc/quads/render_pass_draw_quad.h"

#include "base/trace_event/trace_event_argument.h"
#include "base/values.h"
#include "cc/base/math_util.h"
#include "cc/debug/traced_value.h"
#include "third_party/skia/include/core/SkImageFilter.h"
#include "ui/gfx/geometry/rect_f.h"

namespace cc {

RenderPassDrawQuad::RenderPassDrawQuad()
{
}

RenderPassDrawQuad::RenderPassDrawQuad(const RenderPassDrawQuad& other) = default;

RenderPassDrawQuad::~RenderPassDrawQuad()
{
}

void RenderPassDrawQuad::SetNew(const SharedQuadState* shared_quad_state,
    const gfx::Rect& rect,
    const gfx::Rect& visible_rect,
    int render_pass_id,
    ResourceId mask_resource_id,
    const gfx::Vector2dF& mask_uv_scale,
    const gfx::Size& mask_texture_size,
    const gfx::Vector2dF& filters_scale,
    const gfx::PointF& filters_origin)
{
    DCHECK(render_pass_id);

    gfx::Rect opaque_rect;
    bool needs_blending = false;
    SetAll(shared_quad_state, rect, opaque_rect, visible_rect, needs_blending,
        render_pass_id, mask_resource_id, mask_uv_scale, mask_texture_size,
        filters_scale, filters_origin);
}

void RenderPassDrawQuad::SetAll(const SharedQuadState* shared_quad_state,
    const gfx::Rect& rect,
    const gfx::Rect& opaque_rect,
    const gfx::Rect& visible_rect,
    bool needs_blending,
    int render_pass_id,
    ResourceId mask_resource_id,
    const gfx::Vector2dF& mask_uv_scale,
    const gfx::Size& mask_texture_size,
    const gfx::Vector2dF& filters_scale,
    const gfx::PointF& filters_origin)
{
    DCHECK(render_pass_id);

    DrawQuad::SetAll(shared_quad_state, DrawQuad::RENDER_PASS, rect, opaque_rect,
        visible_rect, needs_blending);
    this->render_pass_id = render_pass_id;
    resources.ids[kMaskResourceIdIndex] = mask_resource_id;
    resources.count = mask_resource_id ? 1 : 0;
    this->mask_uv_scale = mask_uv_scale;
    this->mask_texture_size = mask_texture_size;
    this->filters_scale = filters_scale;
    this->filters_origin = filters_origin;
}

gfx::RectF RenderPassDrawQuad::MaskUVRect() const
{
    return gfx::ScaleRect(gfx::RectF(rect), mask_uv_scale.x(), mask_uv_scale.y());
}

const RenderPassDrawQuad* RenderPassDrawQuad::MaterialCast(
    const DrawQuad* quad)
{
    DCHECK_EQ(quad->material, DrawQuad::RENDER_PASS);
    return static_cast<const RenderPassDrawQuad*>(quad);
}

void RenderPassDrawQuad::ExtendValue(
    base::trace_event::TracedValue* value) const
{
    TracedValue::SetIDRef(reinterpret_cast<void*>(render_pass_id), value,
        "render_pass_id");
    value->SetInteger("mask_resource_id", resources.ids[kMaskResourceIdIndex]);
    MathUtil::AddToTracedValue("mask_texture_size", mask_texture_size, value);
    MathUtil::AddToTracedValue("mask_uv_scale", mask_uv_scale, value);
}

} // namespace cc
